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Grayhill 78B09T Slide DIP Switch

The Grayhill 78B09T is a versatile thru-hole DIP switch designed for a wide range of industrial applications. This switch offers configurations from SPST to 4PST, providing flexibility in circuit design. The raised and recessed slide options, combined with a sealed base and spring/ball contact, ensure reliable performance in demanding environments. It is suitable for applications requiring robust switching functionality and is designed to meet MIL-S-83504 specifications. Available from your local Grayhill Distributor.

Authorized Distributors
Source:Newark
Part No:78B09T
Stock:135
Inv Date:06-04-2026
Price: Unit price: $4.57
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Source:DigiKey
Part No:78B09T
Stock:48
Inv Date:06-04-2026
Price: Unit price: $6.48
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Part No:78B09T
Stock:0
Inv Date:06-05-2026
Price: N/A
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Part No:78B09T
Stock:0
Inv Date:06-04-2026
Price: Unit price: $4.62
Buy/RFQ:
Part No:78B09T
Stock:135
Inv Date:06-04-2026
Price: Unit price: $4.51
Buy/RFQ:
Part No:78B09T
Stock:135
Inv Date:06-04-2026
Price: Unit price: $4.51
Buy/RFQ:
Part No:78B09T
Stock:0
Inv Date:06-04-2026
Price: Unit price: $2.05
Buy/RFQ:

Grayhill 78B09T Slide DIP Switch Specifications:

  • Mechanical Life: 2,000 Operations per switch position
  • Make-and-break Current Rating: 1 mA, 5 Vdc; 50 mA, 30 Vdc; or 150 mA, 30 Vdc
  • Contact Resistance: Initially: ≤30 mΩ; After life: ≤100 mΩ
  • Insulation Resistance: Initially: 5,000 Mohms; After life: 1,000 Mohms
  • Dielectric Strength: Initially: 750 V; After life: 500 V
  • Current Carry Rating: Maximum rise of 20°C: 5 A
  • Switch Capacitance: 2 pF
  • Operating Temperature Range: -40°C to + 85°C
  • Storage Temperature Range: -55°C to + 85°C
  • Vibration Resistance: Per Method 204, Test Condition B
  • Mechanical Shock: Per Method 213, Test Condition A
  • Thermal Shock Resistance: Per specification
  • Terminal Strength: Per specification
  • Thermal Aging: 1,000 hours at 85°C

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Frequently Asked Questions

Where can I buy Grayhill 78B09T?

You can click on the BUY or RFQ button to purchase 78B09T from an authorized Grayhill distributor.

How do I troubleshoot issues or seek technical support for part 78B09T?

You can download the 78B09T datasheet or visit the Grayhill website for support.

Who is the manufacturer of 78B09T?

Grayhill

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